DE3670087D1 - ABSORBENT POLYMERS, THEIR PRODUCTION AND USE. - Google Patents

ABSORBENT POLYMERS, THEIR PRODUCTION AND USE.

Info

Publication number
DE3670087D1
DE3670087D1 DE8686306076T DE3670087T DE3670087D1 DE 3670087 D1 DE3670087 D1 DE 3670087D1 DE 8686306076 T DE8686306076 T DE 8686306076T DE 3670087 T DE3670087 T DE 3670087T DE 3670087 D1 DE3670087 D1 DE 3670087D1
Authority
DE
Germany
Prior art keywords
production
absorbent polymers
absorbent
polymers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8686306076T
Other languages
German (de)
Inventor
David Farrar
Peter Flesher
Malcolm Hawe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ciba Specialty Chemicals Water Treatments Ltd
Original Assignee
Allied Colloids Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26289653&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3670087(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB858520218A external-priority patent/GB8520218D0/en
Application filed by Allied Colloids Ltd filed Critical Allied Colloids Ltd
Application granted granted Critical
Publication of DE3670087D1 publication Critical patent/DE3670087D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F246/00—Copolymers in which the nature of only the monomers in minority is defined
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/10—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
DE8686306076T 1985-08-12 1986-08-06 ABSORBENT POLYMERS, THEIR PRODUCTION AND USE. Expired - Lifetime DE3670087D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858520218A GB8520218D0 (en) 1985-08-12 1985-08-12 Polymers
GB8603654 1986-02-14

Publications (1)

Publication Number Publication Date
DE3670087D1 true DE3670087D1 (en) 1990-05-10

Family

ID=26289653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686306076T Expired - Lifetime DE3670087D1 (en) 1985-08-12 1986-08-06 ABSORBENT POLYMERS, THEIR PRODUCTION AND USE.

Country Status (3)

Country Link
EP (1) EP0213799B1 (en)
CA (1) CA1286445C (en)
DE (1) DE3670087D1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5280079A (en) * 1986-11-20 1994-01-18 Allied Colloids Limited Absorbent products and their manufacture
EP0268498B1 (en) * 1986-11-20 1992-10-21 Ciba Specialty Chemicals Water Treatments Limited Absorbent products and their manufacture
ES2053566T5 (en) * 1986-11-20 2000-06-01 Ciba Spec Chem Water Treat Ltd ABSORBENT PRODUCTS AND THEIR MANUFACTURE.
GB8910788D0 (en) * 1989-05-10 1989-06-28 Allied Colloids Ltd Absorbent products and their manufacture
EP0277017A3 (en) * 1987-01-30 1989-01-25 Ciba Specialty Chemicals Water Treatments Limited Coal compositions and their production
DE3925220C1 (en) * 1989-07-29 1991-01-03 Th. Goldschmidt Ag, 4300 Essen, De
GB2340835B (en) 1998-08-26 2003-01-15 Pvax Ploymers Ltd PVA-containing compositions
US6213416B1 (en) 1998-09-28 2001-04-10 Ciba Specialty Chemicals Water Treatments Ltd. Treatment of phosphate-containing rock
US6565981B1 (en) 1999-03-30 2003-05-20 Stockhausen Gmbh & Co. Kg Polymers that are cross-linkable to form superabsorbent polymers
GB0005016D0 (en) 2000-03-01 2000-04-26 Jumik Technologies Limited PVA-Containing compositions
EP1160197A1 (en) * 2000-05-29 2001-12-05 Ciba Specialty Chemicals Water Treatments Limited Treatment of phosphate containing rock

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263148A (en) * 1968-04-03 1972-02-09 Toray Industries Antistatic copolymers and their use in the treatment of synthetic fibers
DE2758122A1 (en) * 1977-12-24 1979-07-05 Basf Ag WATER-SOLUBLE COPOLYMERISATES BASED ON HYDROPHILIC AETHYLENICALLY UNSATURATED MONOMERS
US4384096A (en) * 1979-08-27 1983-05-17 The Dow Chemical Company Liquid emulsion polymers useful as pH responsive thickeners for aqueous systems

Also Published As

Publication number Publication date
CA1286445C (en) 1991-07-16
EP0213799A1 (en) 1987-03-11
EP0213799B1 (en) 1990-04-04

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation